What is the unit of measurement for electrical pressure or electromotive force?
a)Amps
b) Ohms
c) Volts
d) Watts

Which of the following circuit configurations has the same amount of voltage drop across each of its components?
a)Parallel
b) Series-parallel
c) Series
d) Combination

As temperature increases, what happens to the current-carrying ability of wire?
a)There is no change
b) The wire can carry more current
c) The wire can carry less current d) The wire can carry no current of

In a series circuit consisting of 3 resistors of 45Q each and a 50-V source, what is the approximate amount of heat produced?
a)16.6 w
b) 18.5 W
c) 135 w
d) 150 W

In a two-branch parallel circuit containing one 300 resistor in each branch and powered from a 10-V source, what is the total current flowing in the circuit?
a) 0.33A
b) 0.67 A
c) 0.40 A
d) 0.60 A

Which of the following determines total power in a series circuit?
a) Source voltage times the current
b) Total voltage applied to the circuit
c) Current flowing through a switch
d) Average of the wattage consumed by each resistor

If a resistor suddenly decreases in value (resistance decreases), what will happen to the current through the resistor?
a)Increases
b) Remains unchanged
c) Decreases
d) Fluctuates

What is the applied voltage on a circuit in which 0.5A is flowing and 10 W is generated?c) 20 v
d) 50 V

What is the classification of an AC circuit in which the capacitive reactance is 50 Q, the inductive reactance is 30Q and the resistance is 100 Q?
a)Resistive
b) Inductive
c) Capacitive
d) Resonant

When using a standard multimeter to measure AC voltage, what type of measurement will the multimeter indicate?
a)Peak to peak
b) Peak
c) Average
d) rms

What happens to current flow in a capacitive circuit when the DC voltage across the capacitor is approximately equal to the source voltage?
a)Current flow is optimized
b)Little current flows
c)Current flow is maximum at the source
d)Current flow is maximum at the capacitor

Which of the following is an appropriate use for a voltmeter?
a)To measure difference of potentialb) To measure current flowc) To determine total resistanced) To determine power output

What should be observed when connecting a voltmeter into a DC circuit?
a)rms
b) Resistance
c) Polarity
d) Power factor

The Henry is the unit of measurement for which of the following properties?
a)Reactance
b) Capacitance
c) Resistance
d) Induction

Which of the following devices can be used to test the windings of an inductor for continuity?
a)Wattmeter
b) Voltmeter
c) Ohmmeter
d) Wheatstone bridge

How should a fuse be installed in a circuit to insure proper operation?
a)Parallel to the load
b) Series with the load
c) In any way possible
d) At the ground point

In a parallel circuit operating with a source of 30 VAC, desiY1ed to carry a total current of 6 A, what happens to the protection device (fuse) when the resistance suddenly changes to 2 Q?
a) Closes
b) No change
c) Shorts to ground
d) Opens

A Wire of resistance R has it length and cross-section both doubled. Its resistance will become
a)O.5R